CVE-2020-3251 Explained : Impact and Mitigation
Learn about the critical CVE-2020-3251 affecting Cisco UCS Director and Cisco UCS Director Express for Big Data. Discover the impact, technical details, and mitigation steps to secure your systems.
Multiple vulnerabilities in the REST API of Cisco UCS Director and Cisco UCS Director Express for Big Data may allow a remote attacker to bypass authentication or conduct directory traversal attacks.
Understanding CVE-2020-3251
This CVE involves multiple vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data, potentially enabling unauthorized access and attacks.
What is CVE-2020-3251?
The CVE-2020-3251 vulnerability pertains to flaws in the REST API of Cisco UCS Director and Cisco UCS Director Express for Big Data, which could be exploited by a remote attacker to bypass authentication or perform directory traversal attacks.
The Impact of CVE-2020-3251
The impact of this critical vulnerability is significant:
- CVSS Base Score: 9.8 (Critical)
- Attack Vector: Network
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Technical Details of CVE-2020-3251
This section provides more in-depth technical insights into the CVE-2020-3251 vulnerability.
Vulnerability Description
The vulnerability allows remote attackers to bypass authentication or conduct directory traversal attacks on affected devices.
Affected Systems and Versions
- Affected Product: Cisco UCS Director
- Vendor: Cisco
- Affected Version: Not applicable (n/a)
Exploitation Mechanism
The vulnerability can be exploited through the REST API of Cisco UCS Director and Cisco UCS Director Express for Big Data.
Mitigation and Prevention
Protecting systems from CVE-2020-3251 requires immediate action and long-term security measures.
Immediate Steps to Take
- Apply vendor-provided patches and updates promptly.
- Monitor network traffic for any signs of exploitation.
- Restrict access to the affected systems.
Long-Term Security Practices
- Regularly update and patch all software and systems.
- Implement strong authentication mechanisms.
- Conduct regular security audits and assessments.
Patching and Updates
Ensure that all relevant patches and updates from Cisco are applied to mitigate the vulnerabilities effectively.